<div class="apiDetail">
    <div>
        <h2><span>Boolean</span><span class="path">treeNode.</span>checkedOld</h2>
        <h3>Overview<span class="h3_info">[ depends on <span
                class="highlight_green">jquery.ztree.excheck</span> js ]</span></h3>
        <div class="desc">
            <p></p>
            <div class="longdesc">
                <p>The checked status about node's checkbox or radio when zTree was initialized. It is valid when <span
                        class="highlight_red">[setting.check.enable = true & treeNode.nocheck = false]</span></p>
                <p class="highlight_red">1. Do not initialize it, it will be initialized when the node is
                    initialized.</p>
                <p class="highlight_red">2. If you need to achieve special features, you can use the
                    zTreeObj.getChangeCheckedNodes method and modify the value of 'checkedOld' attribute.</p>
                <p>Default: the value of 'checked' attribute when zTree is initialized</p>
            </div>
        </div>
        <h3>Boolean Format</h3>
        <div class="desc">
            <p>true means: the checkbox or radio is checked when zTree is initialized.</p>
            <p>false means: the checkbox or radio is not checked when zTree is initialized.</p>
        </div>
        <h3>Examples of treeNode</h3>
        <h4>1. Get the original checked status of the first root node</h4>
        <pre xmlns=""><code>var treeObj = $.fn.zTree.getZTreeObj("tree");
var checkedOld = treeObj.getNodes()[0].checkedOld;
</code></pre>
    </div>
</div>